Real age of Rachel Weisz in About a Boy
In the movie About a Boy, Rachel Weisz was:
31 years old
That was the real age of the celebrity according to our calculation.
The calculation of the shown age took into account the first day of the year in which the movie About a Boy was released:
January 1, 2002
And the day in which Rachel Weisz was born:March 07, 1970
Since movies usually don't take more than one year to be released since the beginning of the filming process, Rachel Weisz may have been one year younger or one year older than the shown age while some scenes of the movie were being filmed.